Mix first 6 ingredients in medium bowl.,Place hens in 15x10x2-inch glass baking dish.,Pour buttermilk mixture over hens.,Cover; chill overnight.,Preheat oven to 400F (200C).,______,Sprinkle inside and outside of hens with salt and pepper.,Pour marinade over.,Bake until cooked through, basting occasionally with juices, about 1 hour 10 minutes.